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M1782

Sigma-Aldrich

Chromeazurol B

Powder

Synonym(s):

Chrome Azurol B, Eriochrome® Azurol B, Mordant blue 1

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About This Item

Empirical Formula (Hill Notation):
C23H14Cl2Na2O6
CAS Number:
Molecular Weight:
503.24
Colour Index Number:
43830
Beilstein:
4101148
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

product name

Chromeazurol B,

form

powder

Quality Level

composition

Dye content, ~60%

color

BROWN WITH AN ORANGE TO RED CAST POWDER

solubility

water: 1 mg/mL, slightly hazy, orange

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].Cc1cc(cc(C([O-])=O)c1O)\C(=C2\C=C(C)C(=O)C(=C2)C([O-])=O)c3c(Cl)cccc3Cl

InChI

1S/C23H16Cl2O6.2Na/c1-10-6-12(8-14(20(10)26)22(28)29)18(19-16(24)4-3-5-17(19)25)13-7-11(2)21(27)15(9-13)23(30)31;;/h3-9,26H,1-2H3,(H,28,29)(H,30,31);;/q;2*+1/p-2/b18-13+;;

InChI key

JROAZQFKSSYEBL-YWABOPJLSA-L

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General description

Chromeazurol B is a dye, belonging to the class of triphenylmethanes.

Application

Chromeazurol B may be used as a synthetic dye in the determination of trace levels of uranium in water samples using spectrophotometric technique.

Legal Information

Eriochrome is a registered trademark of Huntsman Petrochemical, LLC

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Customers Also Viewed

A B Hodsman et al.
Journal of the American Society of Nephrology : JASN, 2(8), 1318-1327 (1992-02-01)
Twenty eight (14%) out of 196 patients in a regional dialysis population were found to have serum aluminum levels greater than or equal to 5 mumol/L or 135 micrograms/L; 21 consented to undergo a bone biopsy to identify the spectrum
M Kaye et al.
Kidney international, 37(4), 1142-1147 (1990-04-01)
Fourteen individuals on long term hemodialysis, with varying amounts of aluminum in bone from 11 to 296 mg/kg by flameless atomic absorption spectrophotometry, were examined to see whether the aluminon or acid solochrome azurine (ASA) staining reactions best approximated the
Spectrophotometric determination of trace uranium with eriochrome azurol B and chrome azurol S in the presence of the cationic surfactant septonex
Jancar L, et al.
Talanta, 36(5), 549-555 (1989)
M Rüster et al.
Clinical nephrology, 58(4), 305-312 (2002-10-29)
In this study, the sensitivity of the aurine tricarboxylic acid (ATA) and acid solochrome azurine (ASA) stain for aluminum were compared under special consideration of the relationship to bone histology in renal osteodystrophy. Al deposition in iliac crest bone biopsies
[Determination of blood iron: chromazurol B, ferrozine or the method selected by the SFBC (Société Française de Biologie Clinique)?].
H Malandain et al.
Annales de biologie clinique, 45(3), 313-314 (1987-01-01)

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